COOPIND (U.K.) LIMITED, A CORP. OF GREAT BRITAIN

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4664450 Holder for a pick, and the combination of a pick and holderExpiredMay 09, 84May 12, 87[E21C]
4650253 Pick and the combination of a pick and holderExpiredApr 10, 85Mar 17, 87[E21F, E21C]
4583786 Mineral mining pick and holder assemblyExpiredNov 29, 83Apr 22, 86[E21F, E21C]
4573744 Pick and the combination of a pick and holderExpiredDec 07, 84Mar 04, 86[E21F, E21B, E21C]
4529250 Mineral mining apparatusExpiredFeb 08, 83Jul 16, 85[E21B]
4488758 Pick and the combination of a pick and holderExpiredNov 18, 81Dec 18, 84[E21B, E21C]
4453775 Cutting tool and method of manufacturing such a toolExpiredNov 18, 81Jun 12, 84[E21C]
4332502 Apparatus for use in drillingExpiredDec 19, 77Jun 01, 82[E21B]

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